What is the cross product of #[1,-2,-1]# and #[-2,0,3] #?
1 Answer
Jan 6, 2017
The answer is
Explanation:
The cross product of 2 vectors,
is given by the determinant
and
Here, the 2 vectors are
And the cross product is
Verification, by doing the dot product
Therefore, the vector is perpendicular to the other 2 vectors